The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 06, 1988
Filed:
Apr. 16, 1987
Applicant:
Inventors:
Gerald C Rieck, Sterling Heights, MI (US);
Antoni J Malarz, Troy, MI (US);
Assignee:
General Motors Corporation, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23Q / ;
U.S. Cl.
CPC ...
29568 ; 279 / ; 279 74 ; 4082 / ; 409234 ;
Abstract
The present invention provides an apparatus and method of utilization of the same of a quick change tool coupling for a rotational metal working or like machine. The present invention provides a tool holding coupling for use with machines with an automatic tool exchanger. Use of the present invention allows the elimination of the drawbar mechanism commonly used in standard metal working machines, while providing axial bending rigidity for the tool.